/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.trino.jdbc;

import java.util.Iterator;

interface CancellableIterator<T>
        extends Iterator<T>
{
    void cancel();

    static <T> CancellableIterator<T> wrap(Iterator<T> iterator)
    {
        return new CancellableIterator<T>() {
            @Override
            public void cancel()
            {
                // noop
            }

            @Override
            public boolean hasNext()
            {
                return iterator.hasNext();
            }

            @Override
            public T next()
            {
                return iterator.next();
            }
        };
    }
}
